ren boston, massachusetts, and cynthia mcfadden in new york city this is a special edition of "nightline," election, "your voice, your vote." >>> good evening, i'm cynthia mcfadden. tonight another four years for president barack obama. as a night of hard-won battleground state wins propelled him to victory over mitt romney. all the votes have not yet ben counted. as of right now the president has 303 electoral votes. well over the 270 votes required to win. mitt romney has 206. as for the popular vote, a thinner margin. barack obama with just over 55 million. mitt romney with just about 1 million fewer votes. tonight thousand of obama supporters poured into the streets of washington december tdecember -- washington, d.c. to celebrate outside the white house. here in times square, outside, abc's own election headquarters. thousand more, cheering and waving signs. but right now in chicago, my co-anchor terry moran reports from the biggest sell brags eg them all with president obama and his campaign. terry. >> what a night it was. cleaning up behind me. chicago is going to be rocking all n